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Our Community

Community Science represents a network of leading community development practitioners and scientists in the United States and Europe, with offices in Maryland, Italy and Portugal. Our staff members are knowledgeable and experienced in a wide range of methods for supporting and evaluating community initiatives. Our staff has worked with diverse populations, both geographically and culturally, including African Americans, Asian Americans, Latin Americans, Native Americans, and Pacific Islanders in rural and urban environments.

In addition to our staff and a national network of collaborating consultants, we have a core group of senior consultants who are widely recognized for their commitment and comprehensive work in providing research support, technical assistance, training, and grants management support in various substantive areas, including organizational and community capacity building, community organization, health promotion, violence prevention, substance abuse prevention, intergroup relations, cultural diversity and immigrant integration.  We also maintain our professional relations through involvement in several professional associations, including the American Evaluation Association, American Public Health Association, Association for Community Organization and Social Administration, National Community Building Network, and Society for Community Research Action.

Principal Associates

David Chavis, Ph.D., Principal Associate/CEO, is internationally recognized for his work in the implementation, support, and evaluation of community and systems change initiatives, including a distinguished career award from the American Psychological Association and the Outstanding Evaluation of the Year Award (with Kien Lee) from the American Evaluation Association (AEA).  The primary focus of his work has been the relationship between community development and the prevention of poverty, violence, substance abuse, and other social problems, as well as the design and implementation of community capacity building systems. He has led the evaluation of placed-based comprehensive community initiatives concerning substance abuse and community development at the national and local levels for the White House Office for National Drug Control Policy, US Department of Justice, US Center for Substance Abuse Prevention, National Cancer Institute, Annie E. Casey Foundation, The Robert Wood Johnson Foundation, and several other foundations, using methodologies that ranged from cross-case study to quasi experiment. He has also designed, managed, and implemented capacity building systems for community change initiatives. Before founding Community Science, David Chavis was a community organizer, community development corporation executive director, director of large university research and public service center, and tenured university professor. He has been an officer and Board member of AEA and other nonprofit organizations. His current work focuses on the how to integrate innovation into the community change practices in order to have maximum impact at the appropriate scale. RESUME || EMAIL

Kien Lee, Ph.D., Principal Associate/Vice President, has expertise in immigrant integration issues, racial equity strategies and programming, health disparities reduction, and development of cross-culturally competent organizations. She is recipient of the Society for Community Research and Action Award for Distinguished Contributions to Practice in Community Psychology, and recipient (with D. Chavis) of the Outstanding Evaluation Award from the American Evaluation Association. She has been a contributor to Maryland's immigrant integration policies, having served on a state-appointed workgroup on immigrants' access to government and Governor Martin O'Malley's Commission to Study the Impact of Immigration on Maryland. She has led the evaluation of initiatives and research studies that address community change due to demographic shifts for foundations, federal agencies, and nonprofits such as the W.K. Kellogg Foundation, The Colorado Trust, Connecticut Health Foundation, Dept. of Education Office of Vocational and Adult Education, Dept. of Health & Human Services Office of Minority Health, and Lutheran Immigration and Refugee Services. Before joining Community Science, Dr. Lee assisted in the coordination and evaluation of initiatives that focused on community and coalition building, including the Center for Substance Abuse Prevention's Community Partnership and Community Coalition Demonstration Grant Projects and the LISC's Community Building Initiative. Her current work focuses on how to build the capacity of community-based organizations to be better consumers of data as well as the measurement of immigrant integration and racial equity. RESUME || EMAIL

Margaret HargreavesMargaret (Meg) Hargreaves, Ph.D., Principal Associate, has expertise in the areas of community and systems change, health care reform, population health, health equity, family and children services, and program evaluation. She isnationally recognized for her methodological expertise and experience conducting complex systems analyses and evaluations. She is deputy director of the assessment of the Youth Violence Prevention Resources Center, which provides training and technical assistance to Safe Schools/Healthy Students and Project LAUNCH grantees funded by the Substance Abuse and Mental Health Services Administration (SAMHSA), US Department of Health and Human Services. Before joining Community Science, Dr. Hargreaves was a senior health researcher at Mathematica where she led studies of public and private large scale, multi-site system change initiatives, including the national evaluation of the Health Resources and Services Administration’s (HRSA) Healthy Weight Collaborative; design of the system domain for the national evaluation of the Administration for Children and Families’ (ACF) Supporting Evidence-based Home Visiting Programs; evaluation of Washington State’s Adverse Childhood Experiences Public Private Initiative; and systems change evaluation for The California Endowment’s Building Healthy Communities initiative. Dr. Hargreaves is recipient of the Marcia Guttentag Promising New Evaluator award in 2011. She also has authored many journal articles and publications on systems change analyses and evaluations, including Rapid Evaluation Approaches for Complex Initiatives (2014); Advancing Systems Thinking in Evaluation: A Review of Four Publications published in the American Journal of Evaluation (2012); and Evaluating System Change: A Planning Guide (April 2010).She is chair of the Systems in Evaluation Topical Interest Group of the American Evaluation Association. Dr. Hargreaves received her doctoral degree in Health Disparities, Health Policy, and Evaluation from The Union Institute and University.  RESUME || EMAIL

Ricardo Millett, Ph.D., Principal Associate, brings a formidable background to Community Science in providing program evaluation and strategic planning consultant services to foundations and non-profits.    He was formerly President of The Woods Fund in Chicago, where he developed and implemented a strategic grantmaking plan for the foundation that served it well in responding to the needs of Chicago least advantaged.  Prior to the Woods Fund Dr. Millett was Director of Program Evaluation for the W.K. Kellogg Foundation.  There, he focused on building greater communication and collaboration between evaluation and program staff to maximize the use of evaluation as an integral part of programming.  Before joining the Kellogg Foundation, Dr. Millett served as senior vice president of planning and resource management for the United Way of Massachusetts Bay in Boston. There, he was responsible for planning, allocation, and distribution of organizational resources to meet the needs of greater Boston. RESUME || EMAIL

Senior Associates

Oscar Espinosa, M.A., Senior Associate, has over 15 years of federal project management experience.  His primary area of expertise is program evaluation, including the development, collection, and reporting of performance measures used by Federal agencies to comply with the Government Performance and Results Act (GPRA) and other federal reporting requirements. Mr. Espinosa has conducted numerous literature reviews to identify metrics that appropriately measure grantee and funding agency performance relative to their mission; designed numerous data collection instruments, including interview and site visit protocols; and developed data collection clearance packages for the Office of Management and Budget (OMB). For the last several years, Mr. Espinosa directed the evaluation of the Office of Minority Health's (OMH's) Resource Center (OMH-RC).  He led a review of all OMH-RC's products and other outputs, and based on those products, developed various data collection instruments to conduct an unbiased assessment of the quality and breadth of OMH-RC's services.  He also developed a customer satisfaction questionnaire that was used to query recipients of OMH-RC's information services.  Mr. Espinosa also has served as the lead evaluation technical assistance (TA) provider for the Agency for Healthcare Research and Quality's (AHRQ) health IT and patient safety grant portfolios. The TA included planning for and focusing grantees' evaluations and selecting appropriate evaluation designs and measures.  TA provision activities also focused on helping AHRQ to collect common and reliable data across all grantees that allowed the agency to satisfy its GPRA reporting requirements.  For a demonstration project funded by SAMHSA's Center for Substance Abuse and Prevention (CSAP), Mr. Espinosa provided TA to a drug prevention organization that serves a highly diverse recent immigrant population in DC.  For this project, Mr. Espinosa translated and pilot tested CSAP outcome measures instruments and collected survey data through bilingual interviews, questionnaires, and document reviews.  He tested survey instruments and outreach materials, and reviewed focus group protocols for cultural and developmental appropriateness. EMAIL

Evelyn Yang, PhDEvelyn Yang, Ph.D., Senior Associate, has over a decade of experience in research and evaluation, with expertise in community-based coalitions and collaboratives, community and systems change, and implementing and evaluating programs using participatory approaches. She directs the evaluations of the Transforming Prince George’s County Communities initiative (Centers for Disease Control and Prevention), and the Port Towns Community Health Partnership (Kaiser Permanente), and directs the provision of technical assistance for the Global Libraries initiative (Bill and Melinda Gates Foundation). Before joining Community Science, Dr. Yang served as Deputy Director for Evaluation and Research at the Community Anti-Drug Coalitions of America, where her work focused on facilitating partnerships between community coalitions and researchers. Her current work focuses on changing the built environment of communities as a way to promote the health of their residents, and on developing the capacity of community-based organizations to use research and evaluation findings to inform their change strategies. EMAIL

Managing Associates

Julia Lee, Ph.D., Managing Associate, has experience in research, evaluation and health promotion in community settings. She has provided technical support for several health and social science research projects on health disparities, intimate partner violence, and community development. Ms. Lee has also worked extensively with community organizations, coalitions, as well as local schools on program evaluation and evaluation capacity building by providing technical assistance, education, and training on monitoring and evaluation, measurement, data collection, and reporting. She has served as the local evaluator for national and state-wide programs, such as the 21st Century Community Learning Centers and the Strategic Prevention Framework-State Incentive Grant. She currently provides technical and logistical support to research and evaluation projects on health equity, health disparities, and immigration integration. EMAIL

Sinead YoungeSinead Younge, PhD, Managing Associate, has expertise in adolescent and young adult health, sense of community, substance use, health disparities among racial/ethnic minorities, economic development, and community change initiatives. She is experienced in collaborative and participatory research and evaluation methods, and with collecting and analyzing both qualitative and quantitative data. Dr. Younge works with the Community Science Health Equity programs, and delivers evaluation capacity building services to community-based non-profits. She is currently working on the evaluations for the Connecticut Health Foundation, the American Legacy Historically Black Colleges and Universities tobacco initiative, and the Youth Violence Resource Center Project Before joining Community Science, Dr. Younge designed and implemented health equity research projects in the southwest region of Atlanta, Georgia and was an associate professor in the department of psychology at Morehouse College. Her current work focuses on health equity programs. EMAIL


Brandon Coffee-Borden, M.P.P., Associate, has expertise in the evaluation of initiatives designed to promote systems change and the well-being of low-income families and children. As part of the evaluation of the Children’s Bureau and HRSA’s Supporting Evidence-Based Home Visiting Program to Prevent Child Maltreatment initiative, he developed data collection protocols and co-managed data collection activities to understand systems change to support the implementation, scale-up, and sustainability of evidence-based home visiting services. In the evaluation of the Healthy Weight Collaborative, he collected and analyzed data to identify promising approaches to collaboration and systems change in an initiative comprised of 50 multisector, place-based teams engaging in activities to help communities address childhood obesity. In the Parents and Children Together evaluation, he provided training and technical assistance to build grantees’ capacity to use their data for program monitoring and continuous quality improvement. Before joining Community Science, Mr. Coffee-Borden worked as an evaluator on multiple projects examining community, state, and national initiatives. His current research interests lie in the use of data to inform program implementation and direct service practice, efforts to support systems and community change, and social and health disparities. EMAIL

Marcella Hurtado GomezMarcella Hurtado Gómez, Ph.D., Associate, has expertise specifically in the design and evaluation of programs that build on family and community strengths to achieve results. She brings extensive knowledge about culturally-appropriate programs and clinical services that can effectively address the social and mental health issues facing immigrant and racial and ethnic minority youth and families. She has implemented and monitored such programs and services for a variety of organizations, including the Florida Institute of Community Studies and the University of Utah, College of Social Work. She was a contributor to Undocumented Immigrants in the United States Today: An Encyclopedia of Their Experience, published by ABC-CLIO/Greenwood Press. Dr. Hurtado Gómez also is knowledgeable and skilled in building the capacity of nonprofit organizations to use data and evaluation to strengthen their programs; she has facilitated numerous workshops about the basics of evaluation and provided individualized, tailored technical assistance in evaluation-related matters. She has taught research methods for social workers in academic institutions in the United Stated and in India. Before joining Community Science, Dr. Hurtado Gómez worked as the internal program evaluator for the LEADER Consortium — funded by the National Science Foundation — whose goal was to promote the success of women faculty in Science, Technology, Engineering, and Math fields across four institutions, including the Air Force Institute of Technology, Central State University, University of Dayton, and Wright State University. At Community Science, Dr. Hurtado Gómez serves as task leader for several studies, including one about the Substance Abuse and Mental Health Services Administration’s (SAMHSA) Disparities Impact Statement policy, and another to assess the training and technical assistance provided by the National Resource Center on Mental Health Promotion and Youth Violence Prevention managed by the American Institutes of Research for SAMHSA. EMAIL


Allyssa AllenAllyssa Allen, Ph.D., Senior Analyst, has expertise in health equity and social determinants of health (SDOH), such as neighborhood-level food insecurity, income inequality, and residential segregation. She has worked on projects at a variety of institutions to address these issues, including Johns Hopkins School of Medicine, Maryland Office of Minority Health and Health Disparities, and University of Maryland, Baltimore County. She has experience working with grassroots organizations to use data to guide intervention and policy strategies. In Project Insight, she worked with the Druid Heights Community Development Corporation and the Baltimore Place Matters Team (Equity Matters) to pair neighborhood indicators from various public use sources with qualitative interviews about the local food environment. In her work on the National Institute on Aging’s Healthy Aging in Neighborhoods Across the Life Span (HANDLS) Study, she combined individual-level health data with neighborhood indicators to understand the SDOH in Baltimore City neighborhoods. Dr. Allen is skilled in community engagement and participatory and community-based research and evaluation methodologies. She has been recognized by the Baltimore City Council for her community work in Druid Heights, and the Warnock Foundation as a Social Innovator for her ideas on how to repair relationships between researchers and communities. At Community Science, Dr. Allen serves on the evaluation teams for the Port Towns Community Health Partnership (funded by Kaiser Permanente) and Everybody at the Table for Health (EAT4Health) initiative (funded by Jessie Smith Noyes Foundation), and on the research team for a study on the use of administrative and secondary data by community data collaboratives to end health disparities (funded by the U.S. Department of Health and Human Services, Office of Minority Health). EMAIL

Kumbie MadondoKumbie Madondo, Ph.D, Analyst, has extensive knowledge about racial and ethnic disparities in health and in particular, trends and issues related to HIV/AIDS, poverty, and the role of technology in facilitating civic engagement. She also is skilled in conducting qualitative and quantitative studies, including the use of path analysis and other statistical models. At Community Science, Kumbie is responsible for analyzing data on the outreach, education, and enrollment of racial and ethnic minorities in health insurance programs as a result of provisions in the Affordable Care Act. She also is working on the revision of an evaluation handbook published by the W.K. Kellogg Foundation. Prior to joining Community Science, Kumbie worked as a program evaluator and technical assistance provider for a Centers for Disease Control and Prevention-funded project that focused on HIV/AIDS prevention among African American and Latino populations. She also worked on a National Science Foundation-funded project on technology use and civic and political engagement in Montgomery County, Virginia. Kumbie was recipient of a scholarship from the National Science Foundation in 2011, and has published and presented on the subjects mentioned above. She received her Ph.D. in Sociology from Virginia Tech.  EMAIL

Jasmine Williams-WashingtonJasmine Williams-Washington, M.P.A., Analyst, has five years of experience in community organizing in political campaigns as well as on advocacy issues. In addition to her experience in the community Mrs. Williams-Washington has extensive background in both quantitative and qualitative research. Some of her past work has included Geospatial Assessment of the Impacts of Changing    Agricultural Landscape in Louisiana, Historic Preservation and Arts as an Economic Development Tool, and Hispanics in Mississippi: Creating Sense of Place in Urban Spaces and Rural Places.Before joining Community Science, she served as a community organizer for the Mississippi Center for Justice in their health law division. Mrs. Williams-Washington still serves as an adjunct professor at Jackson State University in the Urban Studies program. At Community Science, Mrs. Williams-Washington collects and analyzes data, provides background information for project reports and proposals, and oversees basic technical tasks. EMAIL

Research Assistants

Lexie Perraras, MPHLexie Perreras, MPH, Research Assistant, has experience with both quantitative and qualitative research methods as well as evaluation planning and implementation. At Community Science, Ms. Perreras assists with data collection and analysis, project coordination, and reporting for several evaluation projects related to health disparities and systems-level change. As a team member for the evaluation of the National Partnership for Action to End Health Disparities, an initiative established by the U.S. Department of Health and Human Services’ Office of Minority Health, Ms. Perreras assists with coordination of day-to-day evaluation activities and management of data collection, analysis, and reporting. Prior to joining Community Science, she worked at a research and development company focused on creating web-based technologies for health and well-being. Ms. Perreras’ professional interests include health disparities, implementation science, and participatory approaches in health promotion. EMAIL

Sofia SabirovaSofia Sabirova (Rukhin), MS, Research Assistant, has focused on assessing the impact of social and economic factors on health disparities, and the influence of legal and social factors on incarceration rates in federal and state prisons, during her professional career. At Community Science, she works on various projects including assessment of the National Resource Center for Mental Health Promotion and Youth Violence Prevention’s (NRC), and evaluation of the Youth Justice Leadership Institute, a project of the National Juvenile Justice Network. Ms. Sabirova collects, analyzes, and helps to summarize the quantitative and qualitative data needed to determine the accomplishments and impact of the NRC and the Leadership Institute. Ms. Sabirova also serves on Community Science Survey Team and is responsible for the design and quality of both print and web-based surveys for selected projects. Prior to joining Community Science, she worked at several research centers and laboratories in the U.S. and Russia to  address social inequities among diverse cultural groups; these include the Center for Race and Social Policy Research where she worked on an evaluation to examine the criminal justice experiences of African Americans, and the Institute for Policy and Governance where she assessed the distribution of education, economic, and transition resources provided for veterans in Virginia. EMAIL

Administrative Staff

Hilary JonesHilary E. Jones, Director of Business Operations, has over 20 years of business management experience in a professional services environment. At Community Science, she is responsible for managing all back office functions to include financial management, strategic planning, contract administration, marketing and communications, human resources, facilities and administrative operations. Ms. Jones held a similar role prior to joining Community Science at The North Highland Company, a management and technology consulting firm. As a consultant for Booz Allen Hamilton, Ms. Jones managed programs and projects in the Global Health and Systems practice, and provided functional expertise in the areas of strategic planning and change management. As a Marketing Director at Hitachi Consulting, Ms. Jones led marketing and corporate communication programs to support revenue generation and growth through acquisition of small to midsized consulting companies throughout the U.S. Ms. Jones began her career at Macro International (acquired by ICF in 2009), progressing from a Research Assistant to management roles in survey research and program evaluation projects with Federal clients. Ms. Jones holds an M.B.A. in Management and Organization from the Robert H. Smith School of Business. EMAIL

Tracy NeillTracy Neill, Office Manager, brings over 20 years in office management experience, including management of small businesses. At Community Science, she manages the company’s facilities and administrative functions, as well as provides support for human resources, financial management, marketing and event management and report production.  She oversees the adherence and compliance of office policies and procedures, coordinates travel arrangements, administers the company benefits, and manages the company’s website and production of marketing materials.  In addition, Ms. Neill has experience in business development, contract administration, and accounting functions including payables, receivables and payroll.  Ms. Neill’s professional interests lie in implementing processes and procedures that generate organization and efficiency.   EMAIL


Paul Florin, Ph.D., Principal Consultant for Community Science is a Professor of Psychology at the University of Rhode Island and an Adjunct Professor of Epidemiology at Brown University. For the past twenty-five years, he has been the director of the Community Research and Services Team (CRST) of the Department of Psychology of the University of Rhode Island. The CRST has, partnering with other community and state level organizations, procured over 37 million dollars in federal and foundation funding, 85% of which has been distributed directly to Rhode Island communities. Several five-year projects have been broad collaborative initiatives, involving the CRST, twenty to thirty-five Rhode Island communities and multiple state agencies. These collaborations have produced impacts such as Rhode Island becoming the seventh state in the nation to go "smoke free" with following declines in smoking prevalence and uptake and, more recently, significant state-wide declines (beyond secular trends) in underage drinking. The CRST publishes its evaluation studies, focused on training and technical assistance systems which build the capacity of communities and governmental units to plan, implement and evaluate prevention and health promotion interventions. Dr. Florin has also been a consultant around the design of community based prevention programs and training and technical assistance systems to national and international organizations including the National Cancer Institute, Center for Substance Abuse Prevention, American Legacy Foundation, Henry J. Kaiser Family Foundation, the Ministry of Health for the Providence of Ontario, Canada and the Center for Maori Studies, University of Waikato, New Zealand. EMAIL

Scott Hebert, M.C.P., Principal Consultant for Community Science, has for over 20 years principally focused on evaluation and knowledge-building efforts. Mr. Hebert has conducted a wide range of evaluations, concentrating particularly on comprehensive community change (CCI), workforce development, and economic development initiatives. For example, for six years he served as one of the key members of the cross-site Evaluation Team for the Annie E. Casey Foundation's Making Connections initiative, which was designed to improve community conditions and results for families and kids in tough neighborhoods. Mr. Hebert also previously directed the national evaluation of the Annie E. Casey Foundation's Jobs Initiative, a ten-year effort to improve the employment and economic outcomes of disadvantaged young adults and families through workforce development system reform. He also served as Project Director and Co-Principal Investigator for the national evaluation of the Empowerment Zones and Enterprise Communities (EZEC) Program for the U.S. Department of Housing and Urban Development. In addition to his evaluation work, however, Mr. Hebert has more than a dozen years of experience as a practitioner in the design and implementation of community revitalization programs at the local and state levels. He served as Director of the Massachusetts Small Cities CDBG Program, and as Deputy Assistant Secretary for Housing Operations for the Massachusetts Executive Office of Communities and Development. He also served as the executive director of a regional anti-poverty agency for five years. Building on this practical experience and his extensive knowledge of best practices, Mr. Hebert has provided strategic planning and technical assistance services to a wide range of community initiatives and local and state agencies over the past two decades. He also has co-authored a number of guidebooks and training manuals for federal and state agencies and philanthropies, as well as a wide range of evaluation reports and publications synthesizing the learnings from initiatives.  EMAIL

Italia Network Office

Martini Associati, located in Lucca, Italia. WEBSITE || EMAIL

Portugal Network Office

Associação Portuguesa para o Estudo e Desenvolvimento Comunitário, located in Lisbon, Portugal || EMAIL


Maryland Main Office

Principal Associates:
    David Chavis
    Kien Lee
    Margaret Hargreaves
    Ricardo Millett

Senior Associates:
    Oscar Espinosa
    Evelyn Yang

Managing Associates:
    Julia Lee
    Sinead Younge

    Brandon Coffee-Borden
    Marcella Hurtado     Gomez

    Allyssa Allen
    Kumbie Madondo
    Jasmine Williams-

Research Assistants:
    Lexie Perreras
    Sofia Sabirova

Administrative Staff:
     Hilary E. Jones
     Tracy Neill

    Paul Florin
    Scott Hebert

Network Offices



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